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TMS380C26
NETWORK COMMPROCESSOR
SPWS010A–APRIL 1992–REVISED MARCH 1993
POST OFFICE BOX 1443
•
HOUSTON, TEXAS
77251–1443
23
Adapter-Internal Pointers
for Token-Ring
†
ADDRESS
DESCRIPTION
>00.FFF8‡
Pointer to software raw microcode level in chapter 0.
>00.FFFA‡
Pointer to starting location of copyright notices. Copyright notices are separated by a >0A character and
terminated by a >00 character in chapter 0.
>01.0A00
Pointer to burned-in address in chapter 1.
>01.0A02
Pointer to software level in chapter 1.
>01.0A04
Pointer to TMS380C26 addresses in chapter 1:
P 0 node address.
P 6 group address.
P 10 functional address.
>01.0A06
Pointer to TMS380C26 parameters in chapter 1:
P 0 physical drop number.
P 4 upstream neighbor address.
P 10 upstream physical drop number.
P 14 last ring poll address.
P 20 reserved.
P 22 transmit access priority.
P 24 source class authorization.
P 26 last attention code.
P 28 source address of the last received frame.
P 34 last beacon type.
P 36 last major vector.
P 38 ring status.
P 40 soft error timer value.
P 42 ring interface error counter.
P 44 local ring number.
P 46 monitor error code.
P 48 last beacon transmit type.
P 50 last beacon receive type.
P 52 last MAC frame correlator.
P 54 last beaconing station UNA.
P 60 reserved.
P 64 last beaconing station physical drop number.
>01.0A08
Pointer to MAC buffer (a special buffer used by the software to transmit adapter generated MAC frames) in chapter 1.
>01.0A0A
Pointer to LLC counters in chapter 1:
P 0 MAX_SAPs.
P 1 open SAPs.
P 2 MAX_STATIONs.
P 3 open stations.
P 4 available stations.
P 5 reserved.
>01.0A0C
Pointer to 4-/16-Mbps word flag. If zero, then 4 Mbps. If nonzero, then the adapter is set to run at 16-Mbps data rate.
>01.0A0E
Pointer to total TMS380C26 RAM found in Kbytes in RAM allocation test in chapter 1.
† This table describes the pointers for release 1.00 and 2.x of the TMS380C26 software.
‡ This address valid only for microcode release 2.x.